20081296320

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{443}}^1\times {\mathrm{2053}}^1$

素因数の和:2539

約数の個数: 224

約数和(自身を含む): 66712868352

約数和(自身を除く): 46631572032

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 80, 92, 96, 115, 120, 138, 160, 184, 192, 230, 240, 276, 320, 345, 368, 443, 460, 480, 552, 690, 736, 886, 920, 960, 1104, 1329, 1380, 1472, 1772, 1840, 2053, 2208, 2215, 2658, 2760, 3544, 3680, 4106, 4416, 4430, 5316, 5520, 6159, 6645, 7088, 7360, 8212, 8860, 10189, 10265, 10632, 11040, 12318, 13290, 14176, 16424, 17720, 20378, 20530, 21264, 22080, 24636, 26580, 28352, 30567, 30795, 32848, 35440, 40756, 41060, 42528, 47219, 49272, 50945, 53160, 61134, 61590, 65696, 70880, 81512, 82120, 85056, 94438, 98544, 101890, 106320, 122268, 123180, 131392, 141657, 141760, 152835, 163024, 164240, 188876, 197088, 203780, 212640, 236095, 244536, 246360, 283314, 305670, 326048, 328480, 377752, 394176, 407560, 425280, 472190, 489072, 492720, 566628, 611340, 652096, 656960, 708285, 755504, 815120, 909479, 944380, 978144, 985440, 1133256, 1222680, 1416570, 1511008, 1630240, 1818958, 1888760, 1956288, 1970880, 2266512, 2445360, 2728437, 2833140, 3022016, 3260480, 3637916, 3777520, 4533024, 4547395, 4890720, 5456874, 5666280, 7275832, 7555040, 9066048, 9094790, 9781440, 10913748, 11332560, 13642185, 14551664, 15110080, 18189580, 20918017, 21827496, 22665120, 27284370, 29103328, 36379160, 41836034, 43654992, 45330240, 54568740, 58206656, 62754051, 72758320, 83672068, 87309984, 104590085, 109137480, 125508102, 145516640, 167344136, 174619968, 209180170, 218274960, 251016204, 291033280, 313770255, 334688272, 418360340, 436549920, 502032408, 627540510, 669376544, 836720680, 873099840, 1004064816, 1255081020, 1338753088, 1673441360, 2008129632, 2510162040, 3346882720, 4016259264, 5020324080, 6693765440, 10040648160, 20081296320]

約数ペア:

[(1, 20081296320), (2, 10040648160), (3, 6693765440), (4, 5020324080), (5, 4016259264), (6, 3346882720), (8, 2510162040), (10, 2008129632), (12, 1673441360), (15, 1338753088), (16, 1255081020), (20, 1004064816), (23, 873099840), (24, 836720680), (30, 669376544), (32, 627540510), (40, 502032408), (46, 436549920), (48, 418360340), (60, 334688272), (64, 313770255), (69, 291033280), (80, 251016204), (92, 218274960), (96, 209180170), (115, 174619968), (120, 167344136), (138, 145516640), (160, 125508102), (184, 109137480), (192, 104590085), (230, 87309984), (240, 83672068), (276, 72758320), (320, 62754051), (345, 58206656), (368, 54568740), (443, 45330240), (460, 43654992), (480, 41836034), (552, 36379160), (690, 29103328), (736, 27284370), (886, 22665120), (920, 21827496), (960, 20918017), (1104, 18189580), (1329, 15110080), (1380, 14551664), (1472, 13642185), (1772, 11332560), (1840, 10913748), (2053, 9781440), (2208, 9094790), (2215, 9066048), (2658, 7555040), (2760, 7275832), (3544, 5666280), (3680, 5456874), (4106, 4890720), (4416, 4547395), (4430, 4533024), (5316, 3777520), (5520, 3637916), (6159, 3260480), (6645, 3022016), (7088, 2833140), (7360, 2728437), (8212, 2445360), (8860, 2266512), (10189, 1970880), (10265, 1956288), (10632, 1888760), (11040, 1818958), (12318, 1630240), (13290, 1511008), (14176, 1416570), (16424, 1222680), (17720, 1133256), (20378, 985440), (20530, 978144), (21264, 944380), (22080, 909479), (24636, 815120), (26580, 755504), (28352, 708285), (30567, 656960), (30795, 652096), (32848, 611340), (35440, 566628), (40756, 492720), (41060, 489072), (42528, 472190), (47219, 425280), (49272, 407560), (50945, 394176), (53160, 377752), (61134, 328480), (61590, 326048), (65696, 305670), (70880, 283314), (81512, 246360), (82120, 244536), (85056, 236095), (94438, 212640), (98544, 203780), (101890, 197088), (106320, 188876), (122268, 164240), (123180, 163024), (131392, 152835), (141657, 141760)]